Lee de Forest

[sha:dd0c83b777acc0fa] Forest foto1.jpg

[sha:f66b4a9cc4e26b97] en:Lee De Forest, published in the February 1904 issue of The Electrical Age.

[sha:fa81f4f8283b8917] Ohio Historical Marker of first Ship to Shore communication

[sha:29c38209f30ca746] Photo of California Historical Landmark No. 836, plaque for Electronics Research Laboratory, Federal Telegraph Company. Located at the eastern corner of Channing St. and Emerson Ave. in Palo Alto, Ca

[sha:d4f662a6ea3c1b9d] Picture of American electrical engineer Lee De Forest, who invented the amplifying vacuum tube in 1906, with one of his early tubes, which he called Audions, from an article in Popular Science Monthly

[sha:963e71d83c83a356] Inventor Lee De Forest (left) and another man experimenting with an early AM radio transmitter using his audion vacuum tube. The Audion tube (inset, top), the first triode, invented by de Forest in 1

[sha:0026a8d4ce1bc66c] American electrical engineer Lee De Forest, the inventor of the triode vacuum tube, with two of his tubes. De Forest's three electrode tube, which he invented in 1906 and called the "Audion", was the

[sha:c3e3f04e4493e5be] Mary Mayo (1892-1957) who married Lee DeForest